The Yearbook contains a directory of names and addresses, as well as profiles of organizations (historical and structural information, specifics on activities, events and publications as well as biographies of important members). It contains entries on over 60,000 most organizations active in about 300 countries and territories. Entries usually contain contact information, officers or representatives, date of creation, and goals. It profiles international both intergovernmental organizations and non-governmental organizations, from formal structures to informal networks, from professional bodies to recreational clubs.